<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>rotate</title>
<style type="text/css">
* { margin: 0; padding: 0; list-style-type: none; }
a,
img { border: 0; }
body { font: 12px/180% Arial; }
.main { width: 1000px; margin: 50px auto; position: relative; }
.pic { width: 300px; height: 290px; border: 1px solid #ccc; background: #fff; box-shadow: 2px 2px 3px #aaa; }
.pic img { margin: 10px 0 0 8px; width: 285px; }
.pic p { text-align: center; font-size: 20px; }
.pic1 {
    -webkit-transform: rotate(7deg);
       -moz-transform: rotate(7deg);
        -ms-transform: rotate(7deg);
         -o-transform: rotate(7deg);
            transform: rotate(7deg);
}
.pic2 {
    -webkit-transform: rotate(-8deg);
       -moz-transform: rotate(-8deg);
        -ms-transform: rotate(-8deg);
         -o-transform: rotate(-8deg);
            transform: rotate(-8deg);
}
.pic3 { position: absolute; top: 40px; left: 350px; z-index: 2;
    -webkit-transform: rotate(-35deg);
       -moz-transform: rotate(-35deg);
        -ms-transform: rotate(-35deg);
         -o-transform: rotate(-35deg);
            transform: rotate(-35deg);
}
.pic4 { position: absolute; top: 360px; left: 350px; z-index: 3;
    -webkit-transform: rotate(35deg);
       -moz-transform: rotate(35deg);
        -ms-transform: rotate(35deg);
         -o-transform: rotate(35deg);
            transform: rotate(35deg);
}
.pic5 { position: absolute; top: 150px; left: 600px; z-index: 4;
    -webkit-transform: rotate(60deg);
       -moz-transform: rotate(60deg);
        -ms-transform: rotate(60deg);
         -o-transform: rotate(60deg);
            transform: rotate(60deg);
}
.pic6 { position: absolute; top: 180px; left: 280px; z-index: 5;
    -webkit-transform: rotate(-60deg);
       -moz-transform: rotate(-60deg);
        -ms-transform: rotate(-60deg);
         -o-transform: rotate(-60deg);
            transform: rotate(-60deg);
}
</style>
</head>
<body>
<div class="main">
    <div class="pic pic1"><img src="images/1.jpg"><p>2D转换</p></div>
    <div class="pic pic2"><img src="images/2.jpg"><p>2D转换</p></div>
    <div class="pic pic3"><img src="images/3.jpg"><p>2D转换</p></div>
    <div class="pic pic4"><img src="images/4.jpg"><p>2D转换</p></div>
    <div class="pic pic5"><img src="images/5.jpg"><p>2D转换</p></div>
    <div class="pic pic6"><img src="images/6.jpg"><p>2D转换</p></div>
</div>
</body>
</html>
